Pennsylvania's Congressional Districts

Facts/Details:

1. The 7th district  district encompasses an area of diverse wealth, ranging from blue collar and working class households in the southeastern portions of Delaware County (mostly around in the oil refinery areas of Marcus Hook and Trainer) to the southern and western portions of the affluent Main Line area of Chester, Delaware, and Montgomery Counties.
2. The 13th district had been heavily Republican in the past, but has grown more Democratic because of demographic changes and redistricting.
3. Pennsylvania's 12th congressional district is represented by Congressman Mark Critz (D) after a special election was held on May 18, 2010 following the death of Democrat John Murtha.
4. Pennsylvania's fifth district is currently the largest in area of all of Pennsylvania's congressional districts.
5. Pennsylvania's third district is located in the northwestern part of the state and includes the cities of Erie, Sharon, Hermitage,Butler and Meadville.
6. Pennsylvania's 6th Congressional District was substantially redrawn in 2002.
7. The heart of the 4th district is a string of mostly white and middle class suburbs.
8. Pennsylvania's first congressional district includes primarily central and South Philadelphia, the City of Chester, the Philadelphia International Airport, and other small sections of Delaware County.
9. Despite a slight Democratic tilt due to the presence of fairly large cities such as Allentown and Bethlehem, the 15th district has elected Republicans recently.
10. The 10th district was one of the 12 original districts created prior to the 4th Congress.